Class - VII: Algebraic Expressions

A number having a fixed numerical value is called a ________.

Algebraic expressions are made up of ________.

z more than 3 is

• 3z

• 3÷z

• 3 + z

• None

An expression containing only one term is called

• Monomial

• Binomial

• Trinomial

• Anything

If a = 5, then the value of 2a² - 5a - 5 is

• 30

• 25

• 20

• 15

The difference of 12xy + y from 2y - 3xy.

The terms with different algebraic factors are called

• Like terms

• Dislike terms

• Unlike terms

• Factors

The unlike term among the following

• t²

• 1/3 t²

• 5t²

• 2t

Which of these is a binomial expression?

• 2xy

• 2+x+y

• -2xy

• -2x+y

If p = 1, q = - 1 and r = - 2, then the value of P³ + q² + r² + 1 is

• 6

• 7

• 5

• 4